linux-kernel - [PATCH 7/9] habanalabs/gaudi2: free event irq if init fails

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Message-Id: <20220906144318.1890416-7-ogabbay@kernel.org>
Date:   Tue,  6 Sep 2022 17:43:16 +0300
From:   Oded Gabbay <ogabbay@...nel.org>
To:     linux-kernel@...r.kernel.org
Subject: [PATCH 7/9] habanalabs/gaudi2: free event irq if init fails

In case initialization fails after event irq was requested, we need to
release that irq.

Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
 drivers/misc/habanalabs/gaudi2/gaudi2.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/misc/habanalabs/gaudi2/gaudi2.c b/drivers/misc/habanalabs/gaudi2/gaudi2.c
index db18e066509c..60694b8ed6fe 100644
--- a/drivers/misc/habanalabs/gaudi2/gaudi2.c
+++ b/drivers/misc/habanalabs/gaudi2/gaudi2.c
@@ -3581,7 +3581,7 @@ static int gaudi2_enable_msix(struct hl_device *hdev)
 	rc = gaudi2_dec_enable_msix(hdev);
 	if (rc) {
 		dev_err(hdev->dev, "Failed to enable decoder IRQ");
-		goto free_completion_irq;
+		goto free_event_irq;
 	}
 
 	for (i = GAUDI2_IRQ_NUM_USER_FIRST, j = prop->user_dec_intr_count, user_irq_init_cnt = 0;
@@ -3612,6 +3612,10 @@ static int gaudi2_enable_msix(struct hl_device *hdev)
 
 	gaudi2_dec_disable_msix(hdev, GAUDI2_IRQ_NUM_SHARED_DEC1_ABNRM + 1);
 
+free_event_irq:
+	irq = pci_irq_vector(hdev->pdev, GAUDI2_IRQ_NUM_EVENT_QUEUE);
+	free_irq(irq, cq);
+
 free_completion_irq:
 	irq = pci_irq_vector(hdev->pdev, GAUDI2_IRQ_NUM_COMPLETION);
 	free_irq(irq, cq);
-- 
2.25.1